Construction of Rain Water Harvesting in DB Hospital Churu.

Construction of tubewell up to 100m depth and above to accomodate housing and assembly pipe in all types of alluvium strata by rotay drilling method with "code of practice for construction and testing of tubewells (IS:2800 (Part-II) : 1991 and IS:2800 (Part-II) :1979 both amended up to date) with supply of bail plug if necessary.The work will not include cost of housing pipe and strainer pipe assembly cost, gravel and development work. Work would be deemed completed only after obtaining sound free water during pumping. 250 mm nominal bore.

Supply of strainer pipes made of ERW M.S. black pipe ISI mark of following sizes at the site of work including required size of slotting as per IS:8110-1985.150 mm Nominal Bore.

Supply of ERW M.S. black casing pipe ISI marked (IS:4270/1992) of grade Fe410 of following sizes at site of work.200 mm Nominal bore of pipe

S & F M.S. clamp, set of 50 ×6mm flat iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set.

P&F rigid PVC Pipe (IS:4985 mark) class II(4 Kg. /Cm.) approved quality /make including joining the pipe with solvent cement rubber ring and lubricant. 110mm dia.

P&F rigid PVC pipe fittings (IS: 4985 mark) of approved quality /make including joining the pipe with solvent cement rubber ring and lubricant: 110mm dia. Bend 87.5

Construction of chamber in all type of soil with 300 mm thick masonry in Cm 1:6 m 100mm thick C.C. 1:5:10 in foundation, 20mm thick insider plaster in Cm 1:6, finished with floating neat cement, 50mm thick M-15 grade C.C. flooring , earthwork etc. complete as per design including disposal of surplus earth within a lead of 50 mtr. Inside size 450 x 450mm upto depth of 0.5m Cement cover with frame

Construction of chamber in all type of soil with 300 mm thick masonry in Cm 1:6 m 100mm thick C.C. 1:5:10 in foundation, 20mm thick insider plaster in Cm 1:6, finished with floating neat cement, 50mm thick M-15 grade C.C. flooring , earthwork etc. complete as per design including disposal of surplus earth within a lead of 50 mtr. Inside size 600 x 450mm upto depth of 0.5m Cement cover with frame

Construction of Man hole, in all types of soil, inner size 1.5 x 1.2 M, with 450mm thick masonry in CM 1:6, 10 Cm. thick cement concrete 1:5:10 in foundation, 20mm thick inside plaster in CM 1:6, finished with floating neat cement, 50 mm thick M-15 grade C.C. flooring making channels, 80 mm thick stone slab covering with 40 mm thick M-15 grade C.C. flooring, Ferro Cement cover with frame of 450mm dia, earthwork etc. complete including disposal of surplus earth within 50 mtr. lead as per design : Depth up to 1.5 M

Supply & lying River-gravels of following sizes in recharge shaft, filter pit after screening & washing from kachha shift. Size 9 to 12 mm